CFY-800 most 4XX openstack errors should be non recoverable
CFY-800 most 4XX openstack errors should be non recoverable

GigaSpaces-ProfessionalServices/cloudify-openstack-plugin,szpotona/cloudify-openstack-plugin,isaac-s/cloudify-openstack-plugin,geokala/cloudify-openstack-plugin,codilime/cloudify-openstack-plugin